Pith Number

pith:ZQCOOBQ2

pith:2017:ZQCOOBQ2IQSUOFD2DDGEKEM3OT

not attested not anchored not stored refs pending

Simple and efficient GPU parallelization of existing H-Matrix accelerated BEM code

Boris Dilba, Kerstin Vater, Timo Betcke

arxiv:1711.01897 v1 · 2017-11-06 · cs.DC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQCOOBQ2IQSUOFD2DDGEKEM3OT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:31:16.604539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc04e7061a442547147a18cc45119b74d6148b3963199572d939aac90b256fa5

Aliases

arxiv: 1711.01897 · arxiv_version: 1711.01897v1 · doi: 10.48550/arxiv.1711.01897 · pith_short_12: ZQCOOBQ2IQSU · pith_short_16: ZQCOOBQ2IQSUOFD2 · pith_short_8: ZQCOOBQ2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZQCOOBQ2IQSUOFD2DDGEKEM3OT \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: cc04e7061a442547147a18cc45119b74d6148b3963199572d939aac90b256fa5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fbb50fadf73c64c7b8f5777b5712d15016de47254eacef9c9a5d7e78f10df62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2017-11-06T14:02:02Z",
    "title_canon_sha256": "6abff68f38cc94b7641d6477210f7b9af00da9564d867bceb639c6f789c0f75b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01897",
    "kind": "arxiv",
    "version": 1
  }
}